Hair dryer



FIG. 1 is a perspective view showing the front of a hair dryer;

FIG. 2 is a perspective view showing the rear of the hair dryer shown in FIG. 1;

FIG. 3 is a side elevational view of the hair dryer depicted in FIG. 1;

FIG. 4 is a front elevational view of the hair dryer depicted in FIG. 1;

FIG. 5 is a rear elevational view of the hair dryer depicted in FIG. 1; and,

FIG. 6 is a top view of the hair dryer depicted in FIG. 1, a bottom view being identical to this top view.

The broken line showing of the handle is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a hair dryer, as shown and described. 